Wiktionary
                    echidnae
                    
                        
                
                                                                    n. (plural of echidna English)
WordNet
                    echidnae
                    
                        
                
                                                        See echidna
                    echidna
                    
                        
                
                                                                    - n. New Guinea echidnas [syn: spiny anteater, anteater] 
- burrowing spine-covered monotreme of Australia having a long snout and claws for hunting ants and termites [syn: spiny anteater, anteater] 
- [also: echidnae (pl)]